openlayers 鹰眼控件扩展，仿百度鹰眼-openlayers the Hawkeye controls expansion and imitation Baidu Hawkeye

利用百度鹰眼功能实现记录GPS位置，轨迹，路径信息等。运行环境为android studio.(Use Baidu Hawk Eye function to record GPS position, track, path information and so on. The running environment is Android studio.)